CN101128992A - 使用并行剩余补偿的自适应加权干扰消除的系统、装置和方法 - Google Patents
使用并行剩余补偿的自适应加权干扰消除的系统、装置和方法 Download PDFInfo
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- CN101128992A CN101128992A CNA2006800060294A CN200680006029A CN101128992A CN 101128992 A CN101128992 A CN 101128992A CN A2006800060294 A CNA2006800060294 A CN A2006800060294A CN 200680006029 A CN200680006029 A CN 200680006029A CN 101128992 A CN101128992 A CN 101128992A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/69—Spread spectrum techniques
- H04B1/707—Spread spectrum techniques using direct sequence modulation
- H04B1/7097—Interference-related aspects
- H04B1/7103—Interference-related aspects the interference being multiple access interference
- H04B1/7107—Subtractive interference cancellation
- H04B1/71075—Parallel interference cancellation
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/69—Spread spectrum techniques
- H04B1/707—Spread spectrum techniques using direct sequence modulation
- H04B1/7097—Interference-related aspects
- H04B1/7103—Interference-related aspects the interference being multiple access interference
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/69—Spread spectrum techniques
- H04B1/707—Spread spectrum techniques using direct sequence modulation
- H04B1/709—Correlator structure
- H04B1/7093—Matched filter type
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/69—Spread spectrum techniques
- H04B1/707—Spread spectrum techniques using direct sequence modulation
- H04B1/7097—Interference-related aspects
- H04B1/7103—Interference-related aspects the interference being multiple access interference
- H04B1/7107—Subtractive interference cancellation
- H04B2001/71077—Partial interference cancellation
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B2201/00—Indexing scheme relating to details of transmission systems not covered by a single group of H04B3/00 - H04B13/00
- H04B2201/69—Orthogonal indexing scheme relating to spread spectrum techniques in general
- H04B2201/707—Orthogonal indexing scheme relating to spread spectrum techniques in general relating to direct sequence modulation
- H04B2201/70707—Efficiency-related aspects
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Noise Elimination (AREA)
- Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
- Mobile Radio Communication Systems (AREA)
Abstract
Description
算法 | 乘法因子 | 加法/减法因子 |
DF-PIC | 4K2*N | (2*K2-1)*N |
CL-PRC | 5K*N | (4K-2)*N |
SL-PRC | 5K*N | (3K-2)*N+K |
Claims (30)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US11/067,498 US7706430B2 (en) | 2005-02-25 | 2005-02-25 | System, apparatus, and method for adaptive weighted interference cancellation using parallel residue compensation |
US11/067,498 | 2005-02-25 | ||
PCT/IB2006/000515 WO2006090278A1 (en) | 2005-02-25 | 2006-02-20 | System, apparatus, and method for adaptive weighted interference cancellation using parallel residue compensation |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2012101209462A Division CN102780509A (zh) | 2005-02-25 | 2006-02-20 | 使用并行剩余补偿的自适应加权干扰消除的系统、装置和方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN101128992A true CN101128992A (zh) | 2008-02-20 |
CN101128992B CN101128992B (zh) | 2012-06-27 |
Family
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Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2006800060294A Expired - Fee Related CN101128992B (zh) | 2005-02-25 | 2006-02-20 | 使用并行剩余补偿的自适应加权干扰消除的系统、装置和方法 |
CN2012101209462A Pending CN102780509A (zh) | 2005-02-25 | 2006-02-20 | 使用并行剩余补偿的自适应加权干扰消除的系统、装置和方法 |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
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CN2012101209462A Pending CN102780509A (zh) | 2005-02-25 | 2006-02-20 | 使用并行剩余补偿的自适应加权干扰消除的系统、装置和方法 |
Country Status (7)
Country | Link |
---|---|
US (1) | US7706430B2 (zh) |
EP (1) | EP1851869A4 (zh) |
JP (1) | JP4755204B2 (zh) |
KR (1) | KR101061814B1 (zh) |
CN (2) | CN101128992B (zh) |
TW (1) | TWI467932B (zh) |
WO (1) | WO2006090278A1 (zh) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102201835A (zh) * | 2011-05-16 | 2011-09-28 | 中兴通讯股份有限公司 | 一种干扰消除多径选择的方法、装置以及干扰消除系统 |
Families Citing this family (31)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9071344B2 (en) | 2005-08-22 | 2015-06-30 | Qualcomm Incorporated | Reverse link interference cancellation |
US8611305B2 (en) | 2005-08-22 | 2013-12-17 | Qualcomm Incorporated | Interference cancellation for wireless communications |
US8493953B1 (en) * | 2006-02-14 | 2013-07-23 | L-3 Communications | Method and device for mitigation of multi-user interference in code division multiple access |
US8094699B2 (en) * | 2006-09-14 | 2012-01-10 | American University In Cairo | Methods and systems for demodulating a multiuser signal using channel decoders for a multiple-access communication system |
KR100838519B1 (ko) * | 2006-11-27 | 2008-06-17 | 전자부품연구원 | Ds-cdma 시스템의 검출-디코딩 연동 수신기 |
KR100911824B1 (ko) | 2007-07-06 | 2009-08-12 | 인하대학교 산학협력단 | Ds―cdma 시스템의 다중 사용자 검출장치 및검출방법 |
KR20090085504A (ko) * | 2008-02-04 | 2009-08-07 | 한국전자통신연구원 | 직교 주파수 분할 다중 접속 기반의 셀룰러 시스템에서의 간섭 완화 방법 |
US20100046660A1 (en) * | 2008-05-13 | 2010-02-25 | Qualcomm Incorporated | Interference cancellation under non-stationary conditions |
US9408165B2 (en) * | 2008-06-09 | 2016-08-02 | Qualcomm Incorporated | Increasing capacity in wireless communications |
US8669779B2 (en) * | 2008-06-27 | 2014-03-11 | The University Of North Carolina At Chapel Hill | Systems, pipeline stages, and computer readable media for advanced asynchronous pipeline circuits |
US9277487B2 (en) * | 2008-08-01 | 2016-03-01 | Qualcomm Incorporated | Cell detection with interference cancellation |
US9237515B2 (en) * | 2008-08-01 | 2016-01-12 | Qualcomm Incorporated | Successive detection and cancellation for cell pilot detection |
US8509293B2 (en) * | 2008-08-19 | 2013-08-13 | Qualcomm Incorporated | Semi-coherent timing propagation for GERAN multislot configurations |
US20100097955A1 (en) * | 2008-10-16 | 2010-04-22 | Qualcomm Incorporated | Rate determination |
GB2466280A (en) * | 2008-12-18 | 2010-06-23 | Inmarsat Global Ltd | Multi-access communication in which plural transmissions share timing and frequency resources but have different waveforms or propagation characteristics |
US8320408B2 (en) | 2009-01-29 | 2012-11-27 | The Regents Of The University Of California | Multi-channel code-division multiplexing in front-end integrated circuits |
US9160577B2 (en) | 2009-04-30 | 2015-10-13 | Qualcomm Incorporated | Hybrid SAIC receiver |
US8494029B2 (en) | 2009-05-04 | 2013-07-23 | Qualcomm Incorporated | Method and system for multi-user detection in the presence of multiple spreading factors |
US8494098B2 (en) * | 2009-05-04 | 2013-07-23 | Qualcomm Incorporated | Method and system for inter-cell interference cancellation |
US8615030B2 (en) * | 2009-05-04 | 2013-12-24 | Qualcomm Incorporated | Method and system for multi-user detection using two-stage processing |
US8787509B2 (en) * | 2009-06-04 | 2014-07-22 | Qualcomm Incorporated | Iterative interference cancellation receiver |
US8451963B2 (en) * | 2009-06-09 | 2013-05-28 | Qualcomm Incorporated | Method and system for interference cancellation |
US8619928B2 (en) * | 2009-09-03 | 2013-12-31 | Qualcomm Incorporated | Multi-stage interference suppression |
US8831149B2 (en) * | 2009-09-03 | 2014-09-09 | Qualcomm Incorporated | Symbol estimation methods and apparatuses |
WO2011063568A1 (en) | 2009-11-27 | 2011-06-03 | Qualcomm Incorporated | Increasing capacity in wireless communications |
KR101363016B1 (ko) | 2009-11-27 | 2014-02-13 | 퀄컴 인코포레이티드 | 무선 통신들에서의 용량 증가 |
US8396440B2 (en) * | 2010-06-22 | 2013-03-12 | Qualcomm Incorporated | Signal reception method and apparatus for non-stationary channels |
US20140241412A1 (en) * | 2013-02-28 | 2014-08-28 | Samsung Electronics Co., Ltd. | Wireless communication system with interference cancellation mechanism and method of operation thereof |
US10250824B2 (en) | 2014-06-12 | 2019-04-02 | The University Of North Carolina At Chapel Hill | Camera sensor with event token based image capture and reconstruction |
US9596055B2 (en) | 2014-07-15 | 2017-03-14 | The American University In Cairo | Methods, systems, and computer readable media for simplified computation of squares and sums of squares of code cross-correlation metrics for signal processing |
CN113205388A (zh) * | 2021-05-12 | 2021-08-03 | 中国地质大学(武汉) | 一种基于矩阵分解的协同过滤推荐优化算法和装置 |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0806844B1 (en) * | 1995-11-29 | 2006-08-23 | NTT DoCoMo, Inc. | Diversity receiver and control method therefor |
CA2180924C (en) * | 1996-07-10 | 2003-04-08 | Adnan Abu-Dayya | Diversity path co-channel interference reduction |
JP4141550B2 (ja) * | 1998-11-06 | 2008-08-27 | 三菱電機株式会社 | マルチユーザ受信機 |
JP2000252958A (ja) * | 1999-02-25 | 2000-09-14 | Mitsubishi Electric Corp | マルチユーザ受信機 |
JP2002217871A (ja) * | 2000-12-19 | 2002-08-02 | Telefon Ab Lm Ericsson Publ | サブトラクティブ干渉キャンセラにおける重み付け係数の設定方法、該重み付け係数を使用した干渉キャンセラユニットおよび干渉キャンセラ |
CN1155188C (zh) * | 2001-08-27 | 2004-06-23 | 华为技术有限公司 | 一种基于干扰消除的多用户检测方法 |
JP2003152682A (ja) * | 2001-11-09 | 2003-05-23 | Telefon Ab Lm Ericsson Publ | 干渉除去方法、干渉除去装置及び受信装置 |
KR100450849B1 (ko) * | 2002-09-03 | 2004-10-01 | 한국전자통신연구원 | 시공간 블록 코딩이 사용된 ds/cdma 통신 시스템을위한 적응 간섭 완화 수신 장치 |
JP2005020263A (ja) * | 2003-06-25 | 2005-01-20 | Mitsubishi Electric Corp | 無線基地局装置 |
-
2005
- 2005-02-25 US US11/067,498 patent/US7706430B2/en not_active Expired - Fee Related
-
2006
- 2006-02-20 JP JP2007556682A patent/JP4755204B2/ja not_active Expired - Fee Related
- 2006-02-20 WO PCT/IB2006/000515 patent/WO2006090278A1/en active Application Filing
- 2006-02-20 EP EP06710523A patent/EP1851869A4/en not_active Ceased
- 2006-02-20 CN CN2006800060294A patent/CN101128992B/zh not_active Expired - Fee Related
- 2006-02-20 CN CN2012101209462A patent/CN102780509A/zh active Pending
- 2006-02-20 KR KR1020077021666A patent/KR101061814B1/ko not_active IP Right Cessation
- 2006-02-22 TW TW95105873A patent/TWI467932B/zh not_active IP Right Cessation
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102201835A (zh) * | 2011-05-16 | 2011-09-28 | 中兴通讯股份有限公司 | 一种干扰消除多径选择的方法、装置以及干扰消除系统 |
Also Published As
Publication number | Publication date |
---|---|
TWI467932B (zh) | 2015-01-01 |
US7706430B2 (en) | 2010-04-27 |
CN102780509A (zh) | 2012-11-14 |
US20060193374A1 (en) | 2006-08-31 |
KR101061814B1 (ko) | 2011-09-05 |
EP1851869A1 (en) | 2007-11-07 |
WO2006090278A1 (en) | 2006-08-31 |
EP1851869A4 (en) | 2012-04-25 |
WO2006090278A8 (en) | 2007-09-27 |
JP2008532377A (ja) | 2008-08-14 |
CN101128992B (zh) | 2012-06-27 |
JP4755204B2 (ja) | 2011-08-24 |
TW200640179A (en) | 2006-11-16 |
KR20070110887A (ko) | 2007-11-20 |
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